Home / 2,646,608,621.88-3,970,504,997.46-806,505,313.08

Finding the Fourth Proportional to 2,646,608,621.88, 3,970,504,997.46 and 806,505,313.08

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Solution

The fourth proportional to 2,646,608,621.88, 3,970,504,997.46 and 806,505,313.08 is: 1,209,938,390.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646,608,621.88 : 3,970,504,997.46 = 806,505,313.08 : x
  2. Step 2: Convert to fraction form
    2,646,608,621.88/3,970,504,997.46 = 806,505,313.08/x
  3. Step 3: Cross multiply
    2,646,608,621.88x = 3,970,504,997.46 × 806,505,313.08
  4. Step 4: Simplify right side
    2,646,608,621.88x = 3,202,233,376,062,181,888
  5. Step 5: Solve for x
    x = 3,202,233,376,062,181,888/2,646,608,621.88
  6. Step 6: Final answer
    x = 1,209,938,390.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.